Yao, Daichen. “Characteristics of Coal-Powder Migration and Accumulation in Coalbed-Methane Wellbores Based on Physical Simulation”. International Journal of Advanced Engineering and Technology Research 3, no. 1 (August 25, 2026): 27–33. Accessed October 21, 2026. https://ijaetr.org/index.php/ojs/article/view/132.